Quote:
Originally Posted by Bradley55 wait I think i remember a way my teacher taught us now.
Cant I just times 0 x .4 , 1x.3 , 2x.2, and 3x.1 ?
My notes are saying that will give me expected value.
Then i take each of those 4 values and i think times all 4 together? Mr F says: Add them together, not multiply together. |
That's exactly what
nzmathman said in post #2 (except s/he didn't make the mistake I've corrected you on).
It looks like your notes could be a veritable goldmine of information. I suggest you study them very closely - I suspect all the answers to what you've asked following post #2 will be there .....